| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 4788306 | Returned to Compliance | 01-OCT-2005 | 31-DEC-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 4788406 | Returned to Compliance | 01-OCT-2005 | 31-DEC-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 4788206 | Returned to Compliance | 01-JUL-2005 | 30-SEP-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 4788106 | Returned to Compliance | 01-JUL-2005 | 30-SEP-2005 | Yes |
| MR | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | Lead and Copper Rule | 4788003 | Returned to Compliance | 01-OCT-2002 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 4748302 | Returned to Compliance | 01-AUG-2002 | 31-AUG-2002 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 4734602 | Returned to Compliance | 01-JUL-2002 | 31-JUL-2002 | Yes |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 4105802 | Returned to Compliance | 01-JAN-2001 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 4106502 | Returned to Compliance | 01-JAN-2001 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 4107202 | Returned to Compliance | 01-JAN-2001 | 31-DEC-2001 | No |
| MR | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | Lead and Copper Rule | 4093302 | Returned to Compliance | 01-OCT-1999 | - | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4,5-TP | 4106002 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dalapon | 4107702 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dalapon | 4106402 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Endothall | 4109202 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Picloram | 4107002 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Picloram | 4106302 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Picloram | 4107602 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dinoseb | 4106202 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dinoseb | 4106902 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dinoseb | 4107502 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dalapon | 4107102 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Pentachlorophenol | 4106802 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Pentachlorophenol | 4106102 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Pentachlorophenol | 4107802 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4,5-TP | 4106702 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4,5-TP | 4107402 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4-D | 4106602 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4-D | 4107302 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4-D | 4105902 | Returned to Compliance | 01-JAN-1999 | 31-DEC-2001 | No |
| MCL | Maximum Contaminant Level Violation, Average | Volatile Organic Chemicals | Tetrachloroethylene | 3343398 | Known | 01-JUL-1997 | 30-SEP-1997 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 3297797 | Returned to Compliance | 01-MAY-1997 | 31-MAY-1997 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 3287597 | Returned to Compliance | 01-APR-1997 | 30-APR-1997 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 3275797 | Returned to Compliance | 01-MAR-1997 | 31-MAR-1997 | Yes |
| MCL | Maximum Contaminant Level Violation, Acute (TCR) | Total Coliform Rule | Coliform (TCR) | 3275897 | Returned to Compliance | 01-MAR-1997 | 31-MAR-1997 | Yes |
| MCL | Maximum Contaminant Level Violation, Single Sample | Volatile Organic Chemicals | Tetrachloroethylene | 2619594 | Returned to Compliance | 01-APR-1994 | 30-JUN-1994 | Yes |
| MR | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | Lead and Copper Rule | 2800794 | Returned to Compliance | 01-JAN-1994 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Volatile Organic Chemicals | Trichloroethylene | 1840492 | Known | 01-JAN-1992 | 31-MAR-1992 | Yes |
| MCL | Maximum Contaminant Level Violation, Single Sample | Volatile Organic Chemicals | Trichloroethylene | 1447891 | Known | 01-JUL-1990 | 31-JUL-1990 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Volatile Organic Chemicals | Trichloroethylene | 1357189 | Known | 01-JUL-1989 | 30-JUN-1990 | Yes |